You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Benjamin Clark.

ASSISTANT: Glad to meet you Benjamin Clark.

USER: I would like to attend a meeting with my clients at Francisco, can you please help me to book a flight from LGA to SFO?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Sure, my journey dates are 23 June and 25 June.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure, take your own time.

ASSISTANT: I found a flight for you with UA airline and it costs you 100. Shall I proceed?

USER: Please proceed for further.

ASSISTANT: Your ticket has been booked with 1016 flight number.

USER: Thank you for your service.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.