You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Benjamin Smith.

ASSISTANT: How can I help you?

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

ASSISTANT: Sure,  I am here to help you. Provide me your travel dates.

USER: My trip dates are from Jan 27th till Jan 29th.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your class preference.

USER: No, I need my return flight in afternoon.

ASSISTANT: May I know your airline preference?

USER: No.

ASSISTANT: Delta airlines is providing you the connecting flight, which departs at 19 PM and arrives at 17 PM. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your ticket has been reserved with flight-1013.

USER: Thank you for your help.

ASSISTANT: My pleasure.