You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Linda Davis.

ASSISTANT: Ok.

USER: I would like to travel from EWR to DFW for attending my uncle's house warming ceremony.

ASSISTANT: Ok.

USER: Could you please help me with booking a single connecting flight?

ASSISTANT: Sure, I am perky to help you. Can you mention your travelling dates?

USER: Sure, my preferable dates are 05/26 and 05/28.

ASSISTANT: Thanks for sharing your details. Sorry to inform you that no connecting flight is there on your desired routes.

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

ASSISTANT: Thanks for availing us.