You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Pamela Taylor.

ASSISTANT: How may I guide you, Pamela?

USER: Due to miscommunication with my friend, I have booked the ticket to Nevada. Can you help me in changing my existing reservation?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Ok, take your time.

ASSISTANT: Pamela, no reservation has been found on your name in our database.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for approaching us.