You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I would like to meet my childhood friend at Phoenix, please help me in booking a ticket from DCA to PHX.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am willing to travel on Jan 26 and return on Jan 28.

ASSISTANT: Do you have any airline preferences?

USER: Any airline is comfortable for my journey.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I need a halt in between my journey.

ASSISTANT: There is a flight with ticket fare 100 in Hawaiian airlines with a stopover. Is it ok for you?

USER: Ok, please book the ticket with the name Samantha Mitchell.

ASSISTANT: Your booking is confirmed with flight number 1014 in economy class.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us, have a nice day.