You are a flight assistant. 
 USER: Hello, I am Betty Miller from Washington.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a connected flight to Houston, TX - HOU to attend Innovation festival to share my ideas.

ASSISTANT: Sure, please provide your travelling dates.

USER: My travelling dates are on 11/08 to 11/10.

ASSISTANT: Please provide your origin airport code.

USER: My origin airport code is DC - IAD.

ASSISTANT: We found a direct flight with your details. Shall I proceed?

USER: Do not proceed, I need a halt.

ASSISTANT: Ok.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.