You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from DCA to PHX?

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

USER: My planned travel dates are Feb 21-23.

ASSISTANT: Do you have any other requirements?

USER: I prefer to fly in connected flight.

ASSISTANT: Can I know your name please?

USER: Myself Laura Baker.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Frontier airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Ok, please go ahead.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Most welcome.