You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Williams Thomas.

ASSISTANT: What service do you want from our travel agency?

USER: I need a flight ticket from LAS to LAX. Can you help me?

ASSISTANT: Ok, please tell me your planned travel dates.

USER: Sure, my trip dates are 02/28 and 02/30. Sorry, I just changed my dates that is 02/26 and 02/28.

ASSISTANT: Ok, I will check the flight with your changed dates.

USER: Sure.

ASSISTANT: There is a flight in Delta airlines which is a connecting flight. Can I proceed?

USER: Yes, you can proceed with the booking.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1018.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for connecting with us.