You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to attend a Marriage in Oakland. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please share your airport codes?

USER: My airport codes are IAD and OAK.

ASSISTANT: On which dates you would like to travel?

USER: My travelling dates are Aug 30 and Sep 01.

ASSISTANT: Do you have any connection limit?

USER: I need single connecting flight.

ASSISTANT: May I know your class preference?

USER: I want to travel in business class.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: My name is Melissa Clark.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: There is connecting flight from JetBlue airlines with a ticket fare 400, which departs at 1:00 AM and returns at 3:00 AM, shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight-1014 in business class.

USER: Thanks for helping me.

ASSISTANT: Welcome, have a safe trip.