You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sarah Lee.

ASSISTANT: How may I help you?

USER: Can you please assist me in booking a flight ticket from IAD to PHX to attend a business meeting?

ASSISTANT: Nice to meet you Sarah. Please tell me your travel dates?

USER: My scheduled journey dates are May 07 and May 09.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for your patience. I have found united airlines which flies with one connection.

USER: Please, proceed with booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1028.

USER: Thank you.

ASSISTANT: Thank you.