You are a flight assistant. 
 USER: Hello, I am Robert Perez.

ASSISTANT: Hello, how can I serve you?

USER: I would like to meet my parents in San-Francisco. help me in booking with  flight ticket.

ASSISTANT: Sure, please share me your airport details?

USER: My journey points are from NY-LGA to CA-SFO.

ASSISTANT: On what dates would you like to travel?

USER: I would like to travel from 04/23 to 04/25.

ASSISTANT: May I now your price limit?

USER: My price limit is 5000.

ASSISTANT: Please wait, while I search for a flight.

USER: Sure.

ASSISTANT: Thanks for your patience, I found a flight with one connection and price is 400. Flight number is 1017 of airline AA.

USER: Please proceed with booking.

ASSISTANT: Sure. Your ticket has been booked on flight 1017.

USER: Thank you for your help.

ASSISTANT: Thank you, have a great time with your parents.