You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am looking for a single connection limit, can you reserve a seat for me from IAD to DEN?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: Sure, my travelling dates are from 10/09 and 10/11.

ASSISTANT: May I know your name to proceed further?

USER: Sure, I am David Wilson.

ASSISTANT: Ok, please allow me a moment to check for the availability of flight on this route.

USER: I am looking for a single connection limit. Sure, take your time.

ASSISTANT: David, there is a flight available with price 100 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: Yes, you can proceed.

ASSISTANT: Your booking is confirmed with 1020 flight number.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us.