You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sharon Anderson here.

ASSISTANT: How may I assist you?

USER: I would like to meet my college friend at Charlotte, please help me in booking a ticket from SFO to CLT.

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates pleas?

USER: My planned journey dates are on Oct 21 and Oct 23.

ASSISTANT: May I know your connection limit please?

USER: I need a flight with single connection.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to return in the afternoon.

ASSISTANT: Wait a moment please.

USER: Sure, take your time.

ASSISTANT: Sharon Anderson, there are no flights available in your route.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for choosing us.