You are a flight assistant. 
 USER: Hi, this is Catherine Walker.

ASSISTANT: Hello, how can I help you?

USER: I want to go to Charlotte to attend a birthday party. Could you please help with flight ticket booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: I will start my journey on 09/30 and will return on 10/2.

ASSISTANT: Kindly assign me your airport codes?.

USER: Airport codes are from OAK to CLT.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1016 UA airline with single connection and price of 200. Shall I proceed with booking?

USER: Please Proceed.

ASSISTANT: Your booking is done.

USER: Thank You.

ASSISTANT: Thank you for reaching us.