You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. Can you please tell me how may I guide you?

USER: I want to book a ticket from PHX to IAD, can you help me?

ASSISTANT: Sure, I will help you to book the flight ticket. May I know your name please?

USER: I am Edward Mitchell.

ASSISTANT: Ok, on which dates do you want to travel?

USER: My travel dates are May 11 and 13.

ASSISTANT: Do you have airlines preference?

USER: No.

ASSISTANT: Ok, which flight do you prefer either a connecting flight or a non-connecting flight?

USER: I prefer a connecting flight.

ASSISTANT: Ok, please tell me your required time to depart and return.

USER: I have provided all my requirements?

ASSISTANT: The flight in the Southwest Airlines is available which is having a single connection limit with the ticket cost of 200. Shall I reserve an economy class ticket?

USER: Yes, please.

ASSISTANT: As per your request, I have reserved your ticket with the flight-1010. Have a nice journey.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.