You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm Scott Jackson.

ASSISTANT: Nice to meet you Scott Jackson.

USER: I am planning to meet my colleagues in CLT from SFO, can you find any flight for me?

ASSISTANT: Sure, may I know when you want to travel?

USER: Sure, my preferable travelling dates are from 03/26 to 03/28.

ASSISTANT: Actually, there is no flight for you according to your details.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.