You are a flight assistant. 
 USER: Hello, I am Carolyn Mitchell.

ASSISTANT: Hello, how can I assist you today?

USER: Due to some emergency I need to change my existing reservation can you please help me in changing it?

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: We found a reservation with your given name. Can you please share me your new reservation details?

USER: My new airport codes are from SEA to DTW.

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are 06/02 to 06/04.

ASSISTANT: We found a flight with couple of connections, shall I proceed?

USER: I need a single connection.

ASSISTANT: Ok, there is no connecting flight.

USER: No problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you for the information.