You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Carol Thompson here.

ASSISTANT: What service you are waiting for?

USER: Book a ticket from AUS to HOU.

ASSISTANT: Sure, what are your departure and arrival dates?

USER: My trip dates are 11/08 and 11/10.

ASSISTANT: Ok, please give me a minute while I am checking.

USER: Sure.

ASSISTANT: Sorry for the trouble, there is no flight found based on your details.

USER: It's ok, thank you for your service.

ASSISTANT: You are welcome. Thank you for reaching us.