You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking a flight ticket from New York, LGA to Dallas, DFW?

ASSISTANT: Sure, when would you like to plan your journey?

USER: My journey dates are from Oct 15 to Oct 17.

ASSISTANT: May I know your name please?

USER: My name is Brandon Jackson.

ASSISTANT: Do you have any connection preference?

USER: I need a connection in between journey.

ASSISTANT: May I know your other specifications?

USER: My departure time is morning.

ASSISTANT: Brandon Jackson, no flights has been found on your planned travel dates.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.