You are a flight assistant. 
 USER: Hello, Jeffrey Wilson here.

ASSISTANT: Hello Wilson, how can I assist you?

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

ASSISTANT: Ok, may I know your planned journey dates please?

USER: My planned trip dates are 02/14 and 02/16.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in AA airlines with price 100. Shall I book the ticket for you?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.