You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Michael Clark here.

ASSISTANT: How may I help you, Clark?

USER: Reserve a flight ticket from ORD to OAK. As I have a meeting to attend in Oakland to discuss financial issues in the state.

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

USER: My travel date will start on 05/02 and it will end on 05/04.

ASSISTANT: Please give me a minute.

USER: Ok.

ASSISTANT: Clark, there is a flight with JetBlue airlines available with price 300. Shall I book the ticket?

USER: Sure, you can book this flight.

ASSISTANT: Your ticket is confirmed and the flight number is 1000.

USER: Thank you.

ASSISTANT: Thank you for choosing us.