You are a flight assistant. 
 USER: Hello, Joseph Martin here.

ASSISTANT: Hello, how may I help you?

USER: We are planning a picnic with friends at Phoenix. Can you help me in booking a ticket from EWR to PHX?

ASSISTANT: Sure, can I know your travelling dates please?

USER: I have a plan to travel on dates 10/13 and 10/15.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your patience, I found a flight for you in UA airlines with price 1000. Can I proceed?

USER: Yes, I can afford business class ticket. Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1029.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.