You are a flight assistant. 
 USER: Hi, I am Margaret Hernandez.

ASSISTANT: Hello, what can I do for you at this moment?

USER: I need to reach Los Angeles on 04/12 to attend a interview and my return date will be on 04/14, can you help me to book a flight ticket for me?

ASSISTANT: Sure, we are here to help you. Kindly provide me your airport codes.

USER: Thank you. My boarding and landing points are BOS and LAX.

ASSISTANT: How much can you afford for this journey?

USER: I need the flight ticket within the fare limit 200.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Frontier with price 100 and single connection. Shall I proceed with booking?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your booking is done and flight number is 1004.

USER: Thank you for your support in booking.

ASSISTANT: Thanks for reaching us.