You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Frank Allen and I am planning a holiday vacation in San Francisco.

ASSISTANT: OK, can you please provide your travelling details?

USER: Sure, I am travelling from New York, NY-EWR to San Francisco, CA-SFO.

ASSISTANT: OK, may I know your journey dates?

USER: I am planning to travel on 02/21 and returning from vacation on 02/23.

ASSISTANT: We found a matching flight for you.

USER: OK.

ASSISTANT: Your flight number:1010 with Delta airlines. Shall I proceed for booking?

USER: Sure.

ASSISTANT: OK, your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us, have a nice day.