You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Is this Adam Travel agency? My name is Edward Martinez.

ASSISTANT: Yes, it is Adam Travel Agency.

USER: I have semester exam on 19th, so I want to book a ticket on 10/18 and return on 10/20.

ASSISTANT: Sure, can I know the codes on which airport you need to catch your flight?

USER: My nearest airport is Fort Worth-DFW and destination airport is Washington-DCA.

ASSISTANT: Please be on line for a while, I will check and let you know the availability.

USER: Sure.

ASSISTANT: Happy to inform you that, Hawaiian airlines is providing service on your required dates, shall you want me to book your ticket?

USER: Yes, please.

ASSISTANT: Your flight is confirmed, flight number is 1018.

USER: Thanks for reserving my ticket.

ASSISTANT: Welcome, thank you for reaching us.