You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to book a flight ticket from ORD to OAK. Can you find a flight ticket for me?

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

USER: Ok, my itinerary dates are on Mar 12 and return on Mar 14.

ASSISTANT: Do you prefer any whistle stop in your journey?

USER: I need a single connection limit.

ASSISTANT: Is there any specific time to travel?

USER: Yes, I want a normal cost flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can I have your name please?

USER: Yes, I am Edward Thompson.

ASSISTANT: There is a connecting flight with fare of 600 and 1002 flight number. Shall I proceed?

USER: Please proceed with the ticket booking.

ASSISTANT: Your seat has been reserved with United Airlines in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.