You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Nicholas Nelson here.

ASSISTANT: How may I assist you today?

USER: Reserve a flight ticket to PHX - SEA.

ASSISTANT: Sure, please provide your travel dates.

USER: I will be travelling from 06/25 and 06/27.

ASSISTANT: Spirit airline is providing flight for you with price 100 and connection is 1.

USER: You can book this flight.

ASSISTANT: Shall I proceed? Your ticket has been booked with flight number 1011.

USER: Thanks, I am happy with your service.

ASSISTANT: It's my pleasure.