You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: Barbara Allen here. Please help me out in booking the ticket from LGA to CLT.

ASSISTANT: Sure, I am happy to help you in booking flight ticket. Can you please mention your preferable travel dates for booking flight ticket?

USER: My trip dates will be 03/22 and 03/24.

ASSISTANT: Please give me a moment, I will check flight availability in this route.

USER: Sure, I will wait.

ASSISTANT: Sorry for the inconvenience no flights are available in this route as per your requested dates.

USER: That's ok, no issues. Anyways thank you.

ASSISTANT: Thank you for contacting us, have a good day Barbara Allen.