You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Nancy Scott. I want to travel from OAK to EWR, Can you help me in booking a flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: My trips dates are 01/21 and return on 01/23.

ASSISTANT: Ok, wait a moment please.

USER: Sure, take your own time.

ASSISTANT: There is a flight in Delta airline with price 200, can I book it?

USER: Sure, proceed with booking.

ASSISTANT: Your ticket has been booked with flight number 1024.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.