You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Gregory Garcia here. Can you please book me a flight ticket from IAH to DCA?

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

USER: Sure, my planned travel dates are May 31st and June 2nd.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: There is a flight from JetBlue airlines with a fare of 100, shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with the flight-1012.

USER: Thank you.

ASSISTANT: Welcome.