You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: Can you please book a ticket from DFW to IAD to go for shopping?

ASSISTANT: Sure, may I know your name please?

USER: I am Richard Harris.

ASSISTANT: Tell me your travel dates please?

USER: My journey dates are on Nov 12 to Nov 14.

ASSISTANT: Are you looking for a stopover in your journey?

USER: Yes, I want single stopover.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Thanks for your patience. I have found Frontier airlines which is a stopover flight.

USER: Ok, please proceed.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1005.

USER: Thank you.

ASSISTANT: Thank you.