You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Amy Rodriguez here, can you book a flight ticket from AUS to HOU?

ASSISTANT: Sure. May I know your travel dates please?

USER: My itinerary dates are 09/11 and 09/13.

ASSISTANT: Thanks for waiting. There is only zero connecting flight available. Can I book it?

USER: I need a connecting flight.

ASSISTANT: There is no single connecting flight.

USER: Ok, not an issue.

ASSISTANT: Thank you.

USER: Thank you.