You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my flight ticket from KGA to PHL?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are May 27 to May 29.

ASSISTANT: Can you please share your connection limit?

USER: I prefer single connection flight.

ASSISTANT: Is there any changes in your origin airport code?

USER: Above mentioned.

ASSISTANT: May I know your name please?

USER: My name is Edward Robinson.

ASSISTANT: Can you please recheck you origin airport code?

USER: My orgin airport code is LGA.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Edward Robinson, there are no flights available in your route.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.