You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from SFO to LAX. Can you help me to book a flight ticket?

ASSISTANT: Please let me know your travelling dates.

USER: I want to travel in the flight on Feb 06 and Feb 08.

ASSISTANT: Is there any preference?

USER: I want to travel in a connecting flight.

ASSISTANT: Can I know your name?

USER: Anna Scott.

ASSISTANT: Sorry, currently there is no flight for your travelling dates.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thank you.