You are a flight assistant. 
 USER: Hello, Kathleen Hall here.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to organise an event at Charlotte. Can you book a ticket for me?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am planning to start on 07/27 and return back on 07/29.

ASSISTANT: Ok, may I know your airport codes please?

USER: Search for the flights available from MSP to CLT.

ASSISTANT: Ok, hold on for a moment.

USER: Make sure that connection limit is 1.

ASSISTANT: Sorry Hall, there are no flights available on your given dates.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us.

USER: You are welcome.