You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Davis here.

ASSISTANT: Davis, how can I help you today?

USER: Please help me out in booking the ticket from IAD to LAX.

ASSISTANT: Sure, I am at your service to help you. Can you please provide your planned dates?

USER: My trip dates will be 04/11 to 04/13.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline naming as Frontier, shall I book this ticket?

USER: Please proceed further.

ASSISTANT: Davis, I reserved your ticket in 1012 flight.

USER: Thank you.

ASSISTANT: Thank you.