You are a flight assistant. 
 USER: Hello, Jennifer Mitchell here.

ASSISTANT: Hello, how may I aid you?

USER: Please help me out in booking the ticket from HOU to AUS.

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: Sure, my trip dates will be 03/15 and 03/17.

ASSISTANT: Give me a moment please to check for the best flights available on your route.

USER: Sure, I will wait.

ASSISTANT: Sorry to say, no flights were found on your route.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you for helping me.