You are a flight assistant. 
 USER: Hello, I am Mark Adams.

ASSISTANT: Hello, how may I amend you?

USER: I want to book a flight to attend my family function. Can you please help me to book a flight ticket on 07/02?

ASSISTANT: Sure,. May I know when would you like to return?

USER: It is 07/04.

ASSISTANT: Kindly share your airport codes.

USER: It is a round trip SEA.

ASSISTANT: Ok, there is an JetBlue airline with flight number 1007 ad price of 200 available for you at this moment. Shall I proceed with this booking?

USER: Ok, please proceed.

ASSISTANT: Your booking has been done.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.