You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Donna Evans here.

ASSISTANT: How can I assist you today?

USER: I need a small favour from you with my flight ticket booking to Phoenix to attend an exam there. Can you please help me to book a flight ticket from EWR to PHX?

ASSISTANT: Sure, I am here to help you. May I know your planning dates please.

USER: Ok, my preferable journey dates are from 04/08 to 04/10.

ASSISTANT: Just give a moment.

USER: Ok, take your time.

ASSISTANT: The flight is found with Delta airline having airfare is 200 and one connection limit. Shall I proceed with booking?

USER: Please reserve this flight ticket.

ASSISTANT: Your ticket has been booked with the flight number 1011.

USER: Thank you for your your help.

ASSISTANT: Thank you for reaching us.