You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Mark White. I am planning to travel from DFW to SFO, can you help in booking a flight for me?

ASSISTANT: Sure, I will help you with this, can you please provide your journey dates to proceed further?

USER: My travelling dates are 08/30 to 09/1.

ASSISTANT: Wait for a minute.

USER: Ok.

ASSISTANT: Thanks for your waiting, as per your request there is a flight with airline Delta and price 500, shall I proceed?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1002.

USER: Thank you for helping.

ASSISTANT: My pleasure.