You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Robert Wright.

ASSISTANT: How can I assist at this time?

USER: I want to book a ticket from CLT to SFO, to attend my college Anniversary. Can you help me for booking?

ASSISTANT: May I know your travelling dates?

USER: My travel starts from 11/06 to 11/08. Make sure that connection limit is 1.

ASSISTANT: Sorry no flight found with your details.

USER: Ok, that's fine. Thank you for your services.

ASSISTANT: Thank you for contacting us.