You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jacob Roberts.

ASSISTANT: How can I assist you now?

USER: I have a meeting with CEO of my company at Washington. Can you help me in booking a ticket from SFO to IAD?

ASSISTANT: Sure, can I have your travel dates please?

USER: My planned journey dates are 05/29 and 05/31.

ASSISTANT: Ok, please wait a moment.

USER: Ok, take your time.

ASSISTANT: I have found a flight in UA airlines with connection 1 and price 100. Shall I proceed with booking?

USER: Please book the ticket.

ASSISTANT: Ok Jacob Roberts, I have reserved a ticket with flight number 1004.

USER: Thank you for your service.

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