You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend a workshop at Austin, please help me in booking a ticket from PHL to AUS.

ASSISTANT: Sure, can you share me your trip dates?

USER: My planned trip dates are on June 21 and June 23.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection.

ASSISTANT: Is there any other specifications?

USER: No, thank you for asking.

ASSISTANT: Can I know your good name?

USER: My name is Jennifer Lewis.

ASSISTANT: Sorry, no flights are found on your trip dates.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.