You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: George Collins here. Can you please help me in booking a ticket from DEN to DFW?

ASSISTANT: Sure, please share me your travel dates.

USER: My travel dates are 08/15 and 08/17.

ASSISTANT: How much is your fare limit for this journey?

USER: 500 is my price limit.

ASSISTANT: Do you need any stop over in between your journey?

USER: Yes, I need 1 halt in between.

ASSISTANT: Sorry, we cannot provide you a connecting flight at this moment.

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

ASSISTANT: Thanks for choosing us.