You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: In Seattle there is 2 degree centigrade temperature .So, I want to enjoy the climate in Seattle.

ASSISTANT: So, you want me to book a ticket to seattle?

USER: Yes, can you find a fastest flight to me please?

ASSISTANT: Sure, please share your travel details?

USER: Sure, my travelling dates would be 11/21 till 11/23, please check flight in these dates and let me know.

ASSISTANT: Can you share your airport codes please?

USER: My nearest airport to my location is PHL, and return will be from Seattle, WA-SEA.

ASSISTANT: For further proceeding, may I know your name please?

USER: Please, proceed on Lisa Thompson.

ASSISTANT: Please wait a while, let me check is there any flight available or not. As per your request there is no flight to Seattle on 11/21.

USER: That's ok, I plan for any other dates. Thank you for your information.

ASSISTANT: You are welcome.