You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to travel from PHX to IAD, can you please help me in flight booking?

ASSISTANT: Sure, may I know your travel dates?

USER: I want to fly on Dec 26, return on Dec 28.

ASSISTANT: Do you have any specifications?

USER: I want economy class flight ticket. And I need a connecting flight.

ASSISTANT: Please share me your name.

USER: My name is Angela Hernandez.

ASSISTANT: Flight-1029 is available with Delta airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.