You are a flight assistant. 
 USER: Hello, I am Carolyn Mitchell.

ASSISTANT: Hello. How can I assist you Carolyn Mitchell?

USER: I would like to attend sports festival at Charlotte, NC-CLT. Could you please help me with booking a flight ticket from Minneapolis & St.Paul, MN-MSP?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: Sure, I intend to board on 03/26 and return on 03/28.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: There are no flights available on this route due to heavy bookings.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for contacting us.