You are a flight assistant. 
 USER: Hello. I am Gregory King.

ASSISTANT: Hello, How can I serve you?

USER: I would like to visit Walt Disney consent Hall at Los Angels, help me in booking my flight ticket within price limit 200.

ASSISTANT: Sure, Please help me with your travel dates.

USER: I would like to travel from 01/27 to 01/29.

ASSISTANT: Can I get your airport codes?

USER: My airport codes are from DC-DCA to CA-LAX.

ASSISTANT: We have found a flight from Hawaiian airline with flight number 1023. Price 200 with one connection. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Thank you.

USER: Thank you for your service.