You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from IAH to ATL, can you help me out?

ASSISTANT: Sure, I will help you. When would you like to plan your journey?

USER: My trip dates are from Jan 28th till Jan 30th.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: Myself Susan Green.

ASSISTANT: I found an economy class in Delta airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Please proceed with it.

ASSISTANT: Ok, your booking is confirmed with flight number 1013.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.