You are a flight assistant. 
 USER: Hi, I am Jacob Mitchell.

ASSISTANT: Hello, how may I be your helping hand today?

USER: I planned to go for Chicago Culture centre, so please reserve a seat to Chicago, ORD.

ASSISTANT: Sure, we will help you.

USER: Thank you.

ASSISTANT: Can you please mention your price limit for this trip?

USER: 5000 is the price limit.

ASSISTANT: May I know your boarding point please?

USER: Origin is New York, LGA.

ASSISTANT: When would you like to make your journey?

USER: I prefer to go on 07/18 and return on 07/20.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry we did not find any flights matching your credentials.

USER: Ok, thanks for the response.

ASSISTANT: Thank you for choosing us.