You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Stephanie Wilson.

ASSISTANT: Wilson, how may I help you?

USER: I have a concert to attend at Austin. Can you help me in booking a ticket from CLT to AUS?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My planned journey dates are 11/21 and 11/23.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: Sorry, no flight is available on your route.

USER: It's ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us.