You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I assist you?

USER: I want to book a ticket from HOU to AUS to meet my friend, please help me with it.

ASSISTANT: Ok. Please specify your travel dates?

USER: My travelling dates are from 07/07 to 07/09.

ASSISTANT: Please provide flight connections limit?

USER: I need a connecting flight in between my journey.

ASSISTANT: May I know your name?

USER: I am Catherine Lopez.

ASSISTANT: No flight found with your requirement. Thanks.