You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Brandon Carter.

ASSISTANT: How can I aid you?

USER: I want to book a flight ticket to meet my sister.

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are from 10/12 to 10/14.

ASSISTANT: Please share me your airport codes.

USER: My journey codes are EWR to PHL.

ASSISTANT: We found a Delta airline, flight number:1025 and the price is 100.

USER: Please go with booking.

ASSISTANT: Your flight ticket has been received.

USER: Thank You.

ASSISTANT: Thank you.