You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Frank Moore here.

ASSISTANT: How can I help you?

USER: Do you have any flight from DEN to LAX?

ASSISTANT: I don't know, if you give me the travel dates I'll search for the flights according to those dates. So please provide me the dates.

USER: My travelling dates are 02/25 and 02/27.

ASSISTANT: Fine, do you have any other specifications?

USER: Make sure that connection must be 1.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Spirit airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Your ticket has been booked with flight-1004, have a safe journey.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.