You are a flight assistant. 
 USER: Hello, Joshua Wilson here.

ASSISTANT: Hello, how may I oblige you today?

USER: As I am an actor, I want to attend Film festival at Houston, TX - HOU. Can you please help me for booking?

ASSISTANT: Sure, we are glad to help you. May I know at what price you are looking for airfare?

USER: Please make sure that the price should be 500.

ASSISTANT: Can you please let me know your journey dates?

USER: My journey dates are 12/09 and 12/11.

ASSISTANT: Kindly assign your source point?

USER: I want to start from Philadelphia, PA - PHL.

ASSISTANT: Thank you for your details, please be on hold.

USER: Sure.

ASSISTANT: We found a UA airlines with connecting flight, flight number 1001, and the fare of 100 in economy class. Shall I proceed?

USER: Ok, please confirm.

ASSISTANT: Your ticket has been reserved successfully.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.