You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Please book me a flight ticket from LAS to IAD to meet my family.

ASSISTANT: Sure, may I know your travelling dates?

USER: I have planned to travel on Apr 07th and return on Apr 09th.

ASSISTANT: On which name shall I reserve flight ticket?

USER: Daniel King.

ASSISTANT: Do you need any specifications?

USER: I want to depart at afternoon time.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with one connection and the price is 100 in Frontier Airlines, can I proceed with the reservation?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been reserved with the flight number 1004.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.