You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jonathan Campbell.

ASSISTANT: How can I help you, Campbell?

USER: I would like to celebrate my birthday at San Francisco with my family, please book a ticket from BOS to SFO.

ASSISTANT: Sure, may I know your journey dates please?

USER: My journey dates are 04/25 and 04/27.

ASSISTANT: Please give me a minute.

USER: Sure, take your time.

ASSISTANT: Thank you for your patience, I found a flight in Hawaiian 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 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.