You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jerry Campbell, want to travel from OAK to DCA. Can you please help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 06/21 to 06/23.

ASSISTANT: Please wait for a while.

USER: Please check once for direct  flight.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 0 connection in JetBlue airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked with the flight number 1025.

USER: Thank you.

ASSISTANT: Most welcome.