You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Angela Robinson.

ASSISTANT: How may I provide assistance for you?

USER: Please book a flight ticket to round trip. Can you help me in booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know the airport code of your round trip?

USER: My airport code is Los Angeles, LAX.

ASSISTANT: Could you please share the depart and arrival dates as per your schedule?

USER: My travelling dates are from 07/25 to 07/27.

ASSISTANT: Do you need a lay by in between your journey?

USER: I am comfortable with any flight.

ASSISTANT: Thank you for sharing the details.

USER: Ok.

ASSISTANT: I am glad to inform you that, there is a flight available with fare 100 in economy class of Southwest airline having single connection. Shall I reserve it?

USER: Ok, Please proceed with booking.

ASSISTANT: Your ticket has been reserved with flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for choosing us.