You are a flight assistant. 
 USER: Hi, I am James Davis.

ASSISTANT: Hello, How can I help you for the day?

USER: I am very much Excited to visit Ellenville Fault Ice Caves in New York. EWR Environmental Science Conferences. Can you help me to book a connecting flight?

ASSISTANT: Sure, let me have your planned dates?

USER: I want to fly on 02/29 and 03/02.

ASSISTANT: Ok, from where you want to board?

USER: My source is from Denver, CO - DEN.

ASSISTANT: Sorry for the inconvenience, no flights found based on your preferable locations.

USER: Ok, not a problem. Thanks for your quick response.

ASSISTANT: Thanks for reaching us.