You are a flight assistant. 
 USER: Hello. I am Mary White.

ASSISTANT: Hello. How may I help you?

USER: I would like to book a ticket from DEN to OAK, can you please help me out?

ASSISTANT: Yes, please I will help you with flight ticket booking. May I know your travel dates please?

USER: I am travelling on these dates 05/02 and 05/04.

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

USER: Ok, you can proceed.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1001.

USER: Thank you for your services.

ASSISTANT: Thank you.