You are a flight assistant. 
 USER: Hi, I am Andrew Brown.

ASSISTANT: Hello, how can I render you today?

USER: I want to book a flight ticket to Austin with a direct connection. Can you please help me with it?

ASSISTANT: Kindly mention your boarding and landing points?

USER: Sure, my boarding point is IAH and landing point is AUS.

ASSISTANT: Can you please let me know when would you like to travel?

USER: I would like to travel on the dates 10/11 and 10/13.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: We are sorry to inform, there is no direct flight found.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thanks for the help.