You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can help you today?

USER: My sister's son will be baptized on 04/03, so I need to attend the ceremony at Atlanta, can you help me with booking a flight ticket?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Could you please provide me basic details like airport codes of your journey locations?

USER: Yes, my airport codes are from JFK to ATL.

ASSISTANT: On which dates do you like to travel?

USER: I will be travelling from 04/02 to 04/04.

ASSISTANT: That's fine. Please allow me a moment to find a flight for you.

USER: Sure, take your own time.

ASSISTANT: Thank you for waiting.

USER: That's ok.

ASSISTANT: Sorry to inform you that no airlines is providing a flight in your route on your required dates.

USER: Ok, then I have to search another way to travel. Any way, thank you for your information.

ASSISTANT: May I know your good name for documentation purpose?

USER: Sure, my name is Gary King.

ASSISTANT: Ok King, thank you for choosing us. Have a great day.

USER: Welcome.