You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking a flight ticket from IAH to AUS?

ASSISTANT: Sure, We are here to help you. May I know your name?

USER: I am Catherine White.

ASSISTANT: Please share me your travelling dates.

USER: My travelling dates are from Apr 1st to Apr 3rd.

ASSISTANT: Is there any other specifications?

USER: I want a break in between my journey.

ASSISTANT: Ok. Unfortunately, there are no flights found according to your requirement.

USER: No issues. Thank you.

ASSISTANT: Thank you for reaching us.