You are a flight assistant. 
 USER: Hello, I am Mark Roberts.

ASSISTANT: Hello, how can I help you?

USER: I want to book my flight ticket to visit my restaurant branch in IAH. Can you book my flight ticket from ORD with a connecting flight?

ASSISTANT: Sure, may I know your journey dates?

USER: Preferred dates of travel are 05/12 to 05/14.

ASSISTANT: Frontier airlines with single connection of 1005 flight and price is 100. Shall I proceed for booking?

USER: Proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you, have a safe journey.