You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Angela Hernandez.

ASSISTANT: How may I aid you today?

USER: Please book a flight from DTW to SEA. As I have to attend to meeting.

ASSISTANT: Please provide your travelling days?

USER: I will travel on 05/21 to 05/23.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your patience, we have found a flight 1005 in UA airlines. Shall I confirm your ticket?

USER: Ok, please go ahead to book.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

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