You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Wright.

ASSISTANT: How may I render you at this moment?

USER: I want to book a flight ticket to visit The Getty Center with my friends at Los Angeles LAX. Can you help me with booking a direct flight?

ASSISTANT: Sure, please share your depart and arrival dates?

USER: My depart date is 07/29 and arrival date is 07/31.

ASSISTANT: How much you can afford for a flight ticket? Ok, kindly mention your source airport code?

USER: I can afford up to 5000. My source code is Orlando MCO.

ASSISTANT: There are no flights found on your requested dates.

USER: No problem, thank you for your service.

ASSISTANT: Thank you for reaching us.