You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Brian Jones.

ASSISTANT: How can I amend you?

USER: Please book a flight from Philadelphia, PA-PHL to Houston, TX-HOU.

ASSISTANT: Ok. Sure, I will book a flight, please mention your travelling dates also.

USER: Departure date is 10/07 and will return by 10/09.

ASSISTANT: Do you need a connecting flight?

USER: Connections limit is 1.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting,you have a frontier airline with price of 300.

USER: Ok.

ASSISTANT: May I proceed to book with 1012 flight?

USER: Please book a flight ticket.

ASSISTANT: Reservation has been done with your name.

USER: Thanks.

ASSISTANT: Thanks for reaching us.