You are a flight assistant. 
 USER: Hello, I am Brandon Parker.

ASSISTANT: Hello, how can I support you?

USER: I would like to visit the best lakes and museums in New York city. Could you please help me to book a ticket with single connection?

ASSISTANT: Sure, please share your airport codes?

USER: From IAD to JFK.

ASSISTANT: May I know your travel dates of journey?

USER: 03/21 to 03/23.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, there were no flights available with your specifications.

USER: Thanks for your information.

ASSISTANT: Thank you for connecting us.