You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I aid you?

USER: Please book a ticket from Houston, TX-IAH to Philadelphia, PA-PHL.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Travelling dates are from 03/15 to 03/17.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check the best flights available in your route.

USER: Ok.

ASSISTANT:  Based on your travel details, I have found a flight with a single connection with a fare of 200 from UA airlines. If you are ok with this, please inform me to book the flight.

USER: Please book a ticket.

ASSISTANT: May I know your name to book the ticket?

USER: My name is Joseph Jackson.

ASSISTANT: Ok, your booking is done with flight 1025.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.