You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

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

ASSISTANT: Can you share your trip dates?

USER: My trip dates are June 30 and July 02.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I would like to depart at afternoon.

ASSISTANT: May I know your good name?

USER: My name is Karen Hill.

ASSISTANT: There are no flights running currently with your required dates to travel.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for approaching us.