You are a flight assistant. 
 USER: Hello. I am Donald Johnson.

ASSISTANT: Hello, How can I be of your help?

USER:  I want to attend a live concert at TX-DFW. Can you book a connecting flight?

ASSISTANT: Sure, please mention your depart and arrival dates?

USER: My travel dates are 08/09 and 08/11.

ASSISTANT: Where you want to board from?

USER: I will board from DC-IAD.

ASSISTANT: Please wait for a while, I will get back to you.

USER: Ok.

ASSISTANT: I found a direct flight to reach your destination, shall I proceed?

USER: Please do not proceed.

ASSISTANT: Ok.

USER:  Thank you for your response.

ASSISTANT: Thanks for approaching us.