You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I am looking for a direct flight from Los Angeles, please help me in booking a ticket from LAX to SFO.

ASSISTANT: Ok, may I know your desired dates for this journey?

USER: Sure, my preferred travel dates are 05/05 and 05/07.

ASSISTANT: Meanwhile, may I know your good name please?

USER: My name is Laura Collins.

ASSISTANT: Sorry, no direct flight is available for your journey.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for consulting us. Have a great day.