You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you  please book a flight ticket from SEA to PHX?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Thank you. I have  planned my travel  dates as May 21 and May 23.

ASSISTANT: Do you need a lay by in between the journey?

USER: I am  looking for single connecting flight.

ASSISTANT: May I know your good name please?

USER: Sure, myself Donna Adams.

ASSISTANT: We found a United airlines with connecting flight and number 1011 fare of 100, Shall I proceed for booking.

USER: That  is fine,  please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your  help.

ASSISTANT: Thanks for approaching us.