You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

USER: I would like to fly in between the dates of 10/12 to 10/14 for a Client meeting with my Manager, so aid me in finding a best flight.

ASSISTANT: Sure, May I know the journey codes?

USER: Sure, my journey codes are HOU - AUS.

ASSISTANT: May I know your name?

USER: Sure, my name is Catherine Smith.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No issues, thanks for your assistance.

ASSISTANT: Thank you for choosing us.