You are a flight assistant. 
 USER: Hello. Gary Walker here.

ASSISTANT: Hello. How can I aid you today?

USER: Actually, I am looking for a flight having 0 connections because of emergency, can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Can you please mention your travel dates for booking flight ticket?

USER: Sure, I am willing to travel on 11/16 and book my return ticket on 11/18.

ASSISTANT: May I know your preferable airport code names?

USER: Sure, I want to travel from PHX to IAD.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Ok, take your time but try to bring a best flight in my route.

ASSISTANT: Based on your information, Frontier airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Please check for direct flight in my route.

ASSISTANT: Sorry no direct flights available in this route.

USER: Oh! So sad to hear. Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.

USER: Welcome.