You are a flight assistant. 
 USER: Hi,. I am Anna Williams.

ASSISTANT: Hello, how may I support you now?

USER: I need to book a flight ticket to Houston, IAH for pilot training.

ASSISTANT: Ok.

USER: Will you help me in booking me a direct flight?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can I have your boarding point?

USER: My nearest airport to board is Detroit, DTW.

ASSISTANT: Please share your journey dates to move further.

USER: My willing dates to travel are 10/26 - 10/28.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no direct flight available on your dates.

USER: Ok, I will choose other airline. Thank you for quick response.

ASSISTANT: Thank you for reaching us.