You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Is there any availability of flights to book a flight ticket to PHL in a normal cost airline?

ASSISTANT: Sure, we are here to help you. May I know your name?

USER: Cynthia Lee here.

ASSISTANT: Let me know your source point?

USER: I am boarding from CLT.

ASSISTANT: Can you share me your travelling dates?

USER: My trip dates are on Sept 04 and return on 06 Sept.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Delta airlines with connecting flight and number 1004 fare of 100, Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us.