You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Joseph Clark here.

ASSISTANT: How can I assist you today?

USER: I am excited to visit Rocky Steps with my friends, can you please book a flight ticket for me?

ASSISTANT: Sure, will you provide your airport codes?

USER: My source and destination airport codes are CLT and PHL.

ASSISTANT: Will you provide your travelling dates?

USER: Sure, we will go on 06/14 and return on 06/16.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: As per your request, there is a flight with price 600 and the connections 1. Shall I proceed for booking?

USER: That's perfectly matching with my criteria, please proceed with he booking.

ASSISTANT: Your ticket is booked.The flight number is 1022.

USER: Thank you for your service.

ASSISTANT: Welcome, have a great day.