You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you please help me to book a flight from AUS to HOU?

ASSISTANT: Sure, can you please help me with your dates of journey?

USER: I want to depart on May 30 and need to return on June 1.

ASSISTANT: Are you looking for any other specifications please?

USER: I need a connecting flight with economy class.

ASSISTANT: Ok, wait for a mean while please.

USER: Sure.

ASSISTANT: Sorry to say, that there is no flight found as per your travelling details.

USER: Ok, not an issue.

ASSISTANT: May I know your name please?

USER: Karen Jackson here.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.