You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to go for holiday trip, can you please check and book the ticket from DEN to LAS?

ASSISTANT: Sure, I am glad to help you with the ticket booking. Can I know your planned travel dates please?

USER: I am travelling on these dates July 21st and 23rd.

ASSISTANT: Ok, do you have any preference regarding the connection limit?

USER: I prefer only single connected flight and I don't require any other preferences.

ASSISTANT: Ok, may I know your good name to proceed further?

USER: Book the ticket on my father name Paul Jackson.

ASSISTANT: Ok, there is a flight in the Frontier Airlines which is having a single connection limit and the ticket cost is 100 in an economy class. Can I reserve the ticket?

USER: Ok, you can proceed with the booking.

ASSISTANT: I have booked your ticket with the flight-1015. Have a nice journey.

USER: Thank you for your services.

ASSISTANT: You are welcome. Thank you for reaching us.