You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your helping hand today?

USER: Please reserve me a flight ticket from LAS to IAH.

ASSISTANT: Sure, can you please share your journey dates?

USER: My travel dates are May 17 and May 19.

ASSISTANT: Is there any connection limit in your journey?

USER: Yes, I prefer connecting flight for this trip.

ASSISTANT: May I know your name please?

USER: I am Kevin Carter.

ASSISTANT: Do you prefer business or economy class?

USER: I am comfortable with any class.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: We found a Delta airlines, flight number 1002, and the cost of 100 in economy class.

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.