You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am George Green. I have planned a trip to Dallas in the month of October, so can you please help me in flight ticket booking to DFW from my location IAD?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you for accepting my request and my planned travel dates are 10/06 and arrival back on 10/08.

ASSISTANT:  Do you have any connection limit?

USER: Yes, I need a single halt in my journey.

ASSISTANT:  How much can you afford for the journey?

USER: I can afford up to 500.

ASSISTANT: Sorry to inform you that no connecting flights were available on your journey dates.

USER: Ok, no problem with that one. I can prefer any other source to reach my location. Thank you for your help.

ASSISTANT: Thank you for availing us.