You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assistance for you?

USER: I am looking for a flight from SEA to AUS, can you help me out?

ASSISTANT: Sure, I am glad to help you with that one. Please help me in providing your travelling dates.

USER: My travel dates are from 09/18 till 09/20.

ASSISTANT: Yes, there is a flight found. May I know your name for further proceeding?

USER: Ok, please provide me the flight specifications? Myself Ryan Collins.

ASSISTANT: Ok, the flight details are with flight number:1007 and there is a connection limit of 0 and the airlines is Delta. Can I proceed to book it?

USER: I need a flight with 1 connection limit.

ASSISTANT: When I recheck in our data base, there is no flight matching with connection limit.

USER: That's ok, no problem.

ASSISTANT: Sorry for the trouble, have a nice day.

USER: Thank you for your information.

ASSISTANT: You are most welcome.