You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you now?

USER: Could you please book a flight ticket from MSP to LAX?

ASSISTANT: Sure, I am happy to help you with that. Can I have your  travel dates please?

USER: My travel dates are Dec 13 and Dec 15.

ASSISTANT: Ok, please let me know your  preferable class.

USER: I am ok with any class.

ASSISTANT: Do you  have any other specifications?

USER: I need a single connecting flight.

ASSISTANT: Can I have your  good  name please?

USER: My name is Jennifer Baker.

ASSISTANT: Delta  airlines running a flight in your route with connection 1 and the ticket fare is 100 in economy class. Shall I proceed with booking?

USER: Yes, proceed.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1010.

USER: Thank you.

ASSISTANT: Thank you for choosing us.