You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: Can you book a flight from New York, LGA to Dallas, DFW?

ASSISTANT: Sure, do you need any connection in between your journey?

USER: Yes, I need a stop over in between my journey.

ASSISTANT: May I know your travelling dates?

USER: As I am participating in bike race, I would like to go there on 08/12 and intend to return on 08/14.

ASSISTANT: We found a flight with number 1004 and Frontier as airline.

USER: Ok.

ASSISTANT: The cost of the ticket is 100.

USER: You can go ahead with booking.

ASSISTANT: May I know your good name?

USER: I am Mary Allen.

ASSISTANT: Your ticket is reserved.

USER: Thank You.

ASSISTANT: Thank you for reaching us.