You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I serve you today?

USER: I am Janet Turner, I need to meet my sister who stay at Boston, MA- BOS.

ASSISTANT: Ok, Janet Turner.

USER: My origin airport is Los Angeles, CA- LAX and my journey dates are from 11/26 to 11/28.

ASSISTANT: please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. We found that there was no flight that matches with your information.

USER: Ok, no issues, thank you for the information.

ASSISTANT: Thank you and have a nice day.