You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a connecting flight ticket to attend an event from CA. Can you help me?

ASSISTANT: Sure, kindly share your travel dates.

USER: Thank you. 03/02 and 03/04 are my travelling dates.

ASSISTANT: May I know your airport code?

USER: LAX and PHL are my airport codes.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Jack Roberts.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: No issue. Thank you.

ASSISTANT: Thanks for reaching us.