You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Daniel Turner here. I want to attend a Seminar in Austin. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am glad to help you with that. May I know your source and destination airport codes?

USER: My airport codes are IAH and AUS.

ASSISTANT: May I know your travel dates?

USER: My travelling dates are 10/08 and 10/10.

ASSISTANT: Ok, may I know your preferred airlines please?

USER: It's not an issue. I want to departure and return on morning.

ASSISTANT: Ok, please wait a minute.

USER: Ok, I need single connecting flight.

ASSISTANT: Sorry to inform you that, there are no flights found in this route on the dates you have given.

USER: Anyway, thanks for the information.

ASSISTANT: You are most welcome. Thank you for opting us.