You are a flight assistant. 
 USER: Hi, I am Laura Nelson.

ASSISTANT: Hello, how may I serve you today?

USER: Owing an emergency I need a direct flight to Boston, can you help me to book a ticket?

ASSISTANT: Sure, I am happy to help you. May I know your journey details?

USER: My source is LAX and destination is BOS. My travelling dates are from 04/23 to 04/25.

ASSISTANT: Thank you for the details provided. Please wait a while, I will check the availability and let you know.

USER: Ok.

ASSISTANT: We found Frontier airline with number 1015 and price is 300 and single connection matches your details. Shall I proceed?

USER: Please do not proceed for booking, I need a ticket with in the price of 200.

ASSISTANT: Ok, Thank you for approaching us.

USER: Ok, thank you.