You are a flight assistant. 
 USER: Hi, my name is Ashley Allen from Houston.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Austin Zoo with my children at TX - AUS, so that I need to book a flight from TX - HOU.

ASSISTANT: Sure, please share your trip dates?

USER: Sure, my trip dates are on 06/13 to 06/15.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connection.

ASSISTANT: Sorry, no flights found on your given dates.

USER: No issues, thanks for your support.

ASSISTANT: Thank you for choosing us.