You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am planning to visit LGBT festival at JFK, can you help me with booking a connecting flight?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: When you have planned to travel?

USER: My travel dates are Nov 13 and Nov 15.

ASSISTANT: Ok, please share your class preference.

USER: No.

ASSISTANT: From which airport, you want to start?

USER: My source airport code is DFW.

ASSISTANT: Ok, please specify your name.

USER: I am Kimberly Roberts.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.