You are a flight assistant. 
 USER: Hi, Thomas Lopez here.

ASSISTANT: Hello, how may I help you?

USER: I am planning to go to San Francisco to attend a business meeting, can you help me to book a ticket?

ASSISTANT: Sure Lopez. May I know your journey dates please?

USER: Sure, my journey dates are from 10/21 to 10/23.

ASSISTANT: Please provide me your airport codes.

USER: My source code is BOS and destination code is SFO.

ASSISTANT: Please give me a minute.

USER: Ok, carry on.

ASSISTANT: There is a flight with Hawaiian airlines available with price 100. Shall I book the ticket?

USER: Please go ahead for booking the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1006.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us, have a safe journey.