You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please reserve a flight ticket from DCA to JFK for my business meeting?

ASSISTANT: Sure, may I know your name?

USER: Thank you for accepting my request, my name is Sharon Walker.

ASSISTANT: Can I know your travelling dates?

USER: Sure, I am planning to move on Feb 29 and please book my return ticket on Mar 02.

ASSISTANT: Do you need a single connecting flight?

USER: Yes, I am looking for it.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

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

USER: Oh! Sad to hear that. Anyway, I will find another alternative.

ASSISTANT: Thank you for choosing us.

USER: Thank you for the information.