You are a flight assistant. 
 USER: Hello, I am Stephanie Carter.

ASSISTANT: Hello,. How can I serve you today?

USER: Due to an emergency meeting, can you help me with changing reservation.

ASSISTANT: Sure, we are mirthful to help you. Please, standby I will the reservation and revert you back.

USER: OK.

ASSISTANT: Thanks for your time. There is no reservation exists on your name Stephanie Carter in our list of flight reservation.

USER: No problem, I will try with another airline.

ASSISTANT: Thank you for opting us.

USER: Thank you for the information.