You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mary Taylor here.

ASSISTANT: How can I aid you?

USER: I want to travel from Boston to Los Angeles. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I'll help you in that. May I know your travel dates please?

USER: My travelling dates are from 11/15 to 11/17.

ASSISTANT: Can you please help me with your airport codes please?

USER: My airport codes are from BOS to LAX.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: Frontier airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER: If the connections limit is 1, then proceed for booking the flight ticket.

ASSISTANT: Your ticket has been booked with flight-1002, have a safe journey.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.