You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: My name is Richard Lewis. I want to travel from LGA to SEA.

ASSISTANT: Could you please provide your travelling dates?

USER: The dates are from 02/16 to 02/18. I want a direct flight.

ASSISTANT: Sorry, there is no flight with connection zero.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us. Have a nice day.