You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I want to meet my ex-wife, so please book my ticket from DEN to LGA.

ASSISTANT: Sure, may I know your travelling dates please?

USER: My itinerary dates are Feb 8 and Feb 10.

ASSISTANT: Ok, do you need a lay by in between the journey?

USER: I need 1 lay by in my journey.

ASSISTANT: Ok, can I know your name please?

USER: Dennis Thomas here.

ASSISTANT: Do you have any other requirements?

USER: I want to depart from DEN in the morning.

ASSISTANT: We found a Frontier Airlines with fare of 200 and a lay by in between the journey matches your schedule.

USER: Please book my ticket.

ASSISTANT: Your ticket has been confirmed with flight number 1020.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.