You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: This is Sharon White. I have a plan to visit Atlanta, can you help me in booking flight ticket form HOU to ATL?

ASSISTANT: Sure, I am here to help you in booking. May I know your travel dates please?

USER: My trip dates are Dec 11 to Dec 13.

ASSISTANT: Ok, can you please share your airline preference?

USER: I don't have any airline preferences.

ASSISTANT: Ok, In which class do you want me to reserve your ticket?

USER: I am comfortable with any class.

ASSISTANT: Can you please mention your departure and return time?

USER: I am flexible with any time.

ASSISTANT: OK, please be on hold.

USER: Sure.

ASSISTANT: There is a flight available for your from Spirit airlines with 2 connections and ticket fare is 100, shall I proceed with booking?

USER: Don't proceed for booking I need direct flight. Thank you for your service.

ASSISTANT: Welcome.