You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I would like to spend my weekend at Houston. Please find me any flights available.

ASSISTANT: Sure, can you please help me with the source and the destination airport codes?

USER: Ok. The codes are BOS and HOU respectively.

ASSISTANT: Could you please provide your travelling dates?

USER: Sure. I would like to travel on dates 06/18 and 06/20.

ASSISTANT: Thank you for providing. May I know your name to proceed further?

USER: My name is Charles Carter.

ASSISTANT: Ok. Charles, there is a flight available at your request with price 100.

USER: Please confirm the ticket for me.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1004 and the airline is AA. Have a great journey.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for contacting us.