You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Rachel Carter. I want to book a ticket from OAK to CLT to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know your journey dates please?

USER: I am departing on 01/28 and return on 01/30.

ASSISTANT: UA airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1005, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.