I met a girl in a restaurant, and she asked me why I had been here for the past few days and how I w

If you have a crush on that girl, say I'm getting used to being here (to see you), and if it's nothing, just say that the food here is appetizing.

If you like her, then just say, the environment here is good, the service is also very good, and there is someone I like here, and ask her for a mobile phone number, etc., if anything else, then another story.

You say it's delicious, I like to come here, and I'm here to find you.

You just say that the food in this restaurant is delicious and you come often.