You are a flight assistant. 
 USER: Hello, I am Samantha King.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency I want to change my existing reservation, can you please help me with that?

ASSISTANT: Sure, please wait for a minute I will revert you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation with your name. Please provide your new reservation details.

USER: Surer, I am travelling from IAD to AUS.

ASSISTANT: May I know your travelling dates?

USER: My journey dates are from 11/23 to 11/25.

ASSISTANT: Do you need any connection?

USER: Make sure that my price is 5000 with single connection.

ASSISTANT: Thank you for the information, we found a flight with number 1004 and UA as airline. Shall I go with booking?

USER: Ok, you can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.