You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Lisa Carter here.

ASSISTANT:  Lisa Carter, how can I assist you for the day?

USER: I am a magician, I would like to do magic show at New York. Please help me in booking a ticket from LAX to LGA.

ASSISTANT: Sure, I will help you with that ticket booking. Could you please provide me your travel dates?

USER: Ok, my itinerary dates are 08/15 and 08/17.

ASSISTANT: There is a flight available with one connection and the price is 700. Shall I proceed?

USER: No, my ticket budget is 200.

ASSISTANT: Sorry to say, there are no flights found with your price limit.

USER: It's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.