You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from PHL to LAX, Can you please help me for booking?

ASSISTANT: Sure, may I know your name please?

USER: Stephen Scott here.

ASSISTANT: When are you willing to travel?

USER: I would like to travel on 03/18 to return on 03/20.

ASSISTANT: Do you have any preferences for this trip?

USER: No.

ASSISTANT: We found an airline: JetBlue, flight number: 1000 and price is 100 with one connection. Shall I proceed to book?

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.