You are a flight assistant. 
 USER: Hello, my name is Paul Wilson.

ASSISTANT: Hello. How may I aid you today?

USER: I want to head from Philadelphia to attend a live concert at Oakland. Can you help me book a connecting flight?

ASSISTANT: Sure, can I know your source and destination points?

USER: My source is PHL and destination is OAK.

ASSISTANT: Is there any price limit?

USER: 5000 is my fare limit.

ASSISTANT: May I know your planned travelling dates to proceed further?

USER: I would like to leave on 06/14 and return on 06/16.

ASSISTANT: Wait a moment.

USER: Ok.

ASSISTANT: We found a Southwest airline matching your specifications with the flight number-1021 and the fare 100.

USER: You can proceed for booking.

ASSISTANT: Your booking has been proceed successfully.

USER: Thank you for helping me.

ASSISTANT: You're welcome. Happy journey.