You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Mary Harris here. I want to meet my mother-in-law, could you book my ticket from PHX to IAH.

ASSISTANT: Sure, I can help you. May I know your travel dates please?

USER: My itinerary dates are Dec 27 and Dec 29.

ASSISTANT: May I know your class preference please?

USER: I am comfortable in any class.

ASSISTANT: Do you have any time concerns?

USER: I want to return in the afternoon.

ASSISTANT: Please let me know if you have any other specifications.

USER: I have no other specifications.

ASSISTANT: Ok, please wait. There is a flight on that route with 2 connections, is that ok for you?

USER: Please search for a connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: UA airlines is providing a single connected flight on that route with ticket fare of 100, it's departure time is 22 PM and return time is 16 PM. Shall I proceed for booking?

USER: Please book my ticket.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1003, have a safe journey.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.