You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Raymond Roberts, want to travel from PHL to DCA. Please help me in booking my ticket.

ASSISTANT: Sure, on which dates you are willing to travel?

USER: Sure, my travelling dates are from 01/02 to 01/04.

ASSISTANT: Thanks for waiting, we found a flight with your provided information in Frontier airline with 1 connection and the fare is 100. Shall I confirm your ticket with this airline?

USER: Please confirm this ticket for me.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.