You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Will you please help me in booking a flight ticket from OAK to DEN?

ASSISTANT:  Sure, may I know your preferable dates of journey?

USER: My trip dates are Apr, 19 and Apr, 21.

ASSISTANT: Do you have any connection limit?

USER: I would prefer single connection.

ASSISTANT: Are there any other specifications?

USER: No, thank you.

ASSISTANT: Please help me with your name for booking.

USER: James Smith here.

ASSISTANT:   Here, I found a flight for you with 1 stopover in economy class and it costs you 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight- 1007.

USER: Thank you.

ASSISTANT: Thank you for reaching us.