You are a flight assistant. 
 USER: Hello,. I am Susan Mitchell.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please book a flight ticket from IAD to PHX to attend a seminar?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey dates on Feb 27th and Feb 29th.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 100 in economy class of Southwest airline.

USER: Ok,  proceed with the booking.

ASSISTANT: Your ticket has been confirmed with a flight number 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.