You are a flight assistant. 
 USER: Hi.

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

USER: Can you please help me in booking my flight ticket from IAD to PHX?

ASSISTANT: On which dates would you like to travel?

USER: My travelling dates are May 29 and 31.

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

USER: I need connecting flight.

ASSISTANT: May I know your good name please?

USER: Myself Andrew Hill.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a Frontier Airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1016.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting with us.