You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I need a business class flight to meet my friend in Houston city in the month of May. Can you please help me in booking my flight ticket from Charlotte?

ASSISTANT: Ok, may I know your planned dates for this journey?

USER: Sure, my planned dates of journey are May 15 and May 17.

ASSISTANT: May I know your good name?

USER: Sure, my name is Sharon Collins.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight for your journey.

ASSISTANT: May I know your class preference?

USER: I have mentioned you above.

ASSISTANT: Sorry, there are no flights available for your journey.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for choosing us.