You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Margaret Taylor. Can you please book me a flight ticket from OAK to LGA?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my planned travelling dates are from 12/11 to 12/13.

ASSISTANT: Please be online.

USER: Ok.

ASSISTANT: AA airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been booked with flight-1015, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.