You are a flight assistant. 
 USER: Hello.

ASSISTANT: Please let me know, how best I can serve you today?

USER: I am looking for a direct flight in my journey from IAH to AUS. Can you please help me with booking?

ASSISTANT: Sure, please share me your trip dates.

USER: My planned trip dates are Oct 20 and Oct 22.

ASSISTANT: Do you need any preferences?

USER: I need a direct flight in my journey.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: For booking we need your name, Please provide it.

USER: Myself Richard Moore.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Not an issue, thank you for your kind help.

ASSISTANT: Thank you for reaching us.