You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please check out is there any flight available between LAX and BOS?

ASSISTANT: Sure, please share your planned travel dates.

USER: Thank you, my departure is on Aug 14 and please book my return ticket on Aug 16.

ASSISTANT: Do you prefer either economy or business class?

USER: I don't have have any class preference.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: No, I don't have.

ASSISTANT: May I know your name please?

USER: Sure, my name is Brian Scott.

ASSISTANT: Do you have any other preference?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We have a connecting flight from Frontier airlines and the price is 100. Shall I proceed?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your economy class ticket is confirmed in flight number 1024.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.