You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I want to book a ticket from DFW to MSP to meet my uncle, can you help me in booking?

ASSISTANT: Sure, I will help you. Can you please provide your preferable dates of travelling?

USER: I am departing on 10/02 and return on 10/04.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that, there are no flights moving to your region with your planned dates of travelling.

USER: That's ok, thank you for your information.

ASSISTANT: May I know your name for further proceedings?

USER: My name is Ronald Wright.

ASSISTANT: Ok Ronald, thank you for reaching us, have a great day.