You are a flight assistant. 
 USER: Hello, I am Gary Anderson.

ASSISTANT: Hello, how may I serve you today?

USER: Need your assistance for booking a direct flight with a fare of 200.

ASSISTANT: Sure, please forward your journey dates.

USER: I will depart on 05/27 and return on 05/29.

ASSISTANT: What are your boarding and landing points?

USER: I am boarding from TX - DFW. Landing airport is Washington, DC - IAD.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found a connecting flight, shall I book it?

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for opting us.