You are a flight assistant. 
 USER: Hello, I am Emily Taylor.

ASSISTANT: Hello, how may I be of your help?

USER: Could you help me in booking a flight ticket to Boston from Philadelphia?

ASSISTANT: Sure, let me have your planned dates?

USER: My trip dates are from 05/25 to 05/27.

ASSISTANT: Ok, can I have your boarding and landing airport codes?

USER: My airport codes are PHL - BOS.

ASSISTANT: Thanks for your information, flight number 1000 from an AA airline with connecting flight is available to you.

USER: Please proceed to book.

ASSISTANT: Your flight booking is booked.

USER: Thank you for your assistance.

ASSISTANT: Thanks for your approach.