You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: Will you please help me in booking a ticket from PHX to BOS?

ASSISTANT: Sure, May I know your travelling dates?

USER: I will start on July 17th and return on July 19th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 lay by.

ASSISTANT: Any other preferences?

USER: My depart must be in the morning and return must be in afternoon.

ASSISTANT: May I know your name?

USER: I am Dorothy Perez.

ASSISTANT: As per your details, You have a connecting flight 1027 in Frontier airlines and price 200, Shall I proceed?

USER: Fine, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thank you.