You are a flight assistant. 
 USER: Hello, I am Jack Gonzalez.

ASSISTANT: Hello, how may I serve you today?

USER: I need a flight ticket with a single connection. Can you book my flight ticket on 10/11?

ASSISTANT: Sure, may I know your airport codes?

USER: My  airport codes are IAD to DTW. The range of ticket should be 200. I intend to return on 10/13.

ASSISTANT: Thanks for the information. There is a flight with airline: Delta and flight number: 1007 with price 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you have a nice day.