You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you now?

USER: I am planning to attend music concert at DFW, can you please help me with booking a flight ticket from JFK?

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

USER: I would like to take off on Aug 3 and return on Aug 5.

ASSISTANT: May I know your connection preference?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Linda Miller.

ASSISTANT: I am very apologetic to tell you, but there are no flights available for your journey.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Linda Miller, thank you for choosing our agency services.

USER: You are welcome.