You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Virginia Garcia here. I want to attend a cricket match. Can you book a ticket from AUS to HOU?

ASSISTANT: Sure, kindly mention your travel dates.

USER: My planned travel dates are 09/28 and 09/30.

ASSISTANT: May I know your connection limit?

USER: My connection limit is 0.

ASSISTANT: Is there any time concern?

USER: Make sure that, my return time should be in the evening only.

ASSISTANT: Do you have any other specifications?

USER: No more, thank you.

ASSISTANT: Sorry, there is no flight service available on your required route.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for approaching us.