You are a flight assistant. 
 USER: Hi, I am Sharon Green.

ASSISTANT: Hello, how may I aid you today?

USER: I want to enjoy my beach holidays at Santa monica bay in Los Angeles. Can you book me a ticket within the range 500?

ASSISTANT: Sure, help me with the airport codes?

USER: My airport codes are Washington DC - IAD and Los Angeles, CA - LAX.

ASSISTANT: When are you willing to travel?

USER: I want to fly on 10/24 and recur on 10/26.

ASSISTANT: I found a flight in an airline Frontier of number 1003 having a single connection with a price of 100.

USER: Please proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for your kind assistance.

ASSISTANT: Thanks for your approach.