You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Timothy Hernandez here. I want to book a flight reservation on the route from PHL to DCA, can you help me please?

ASSISTANT: Your traveling dates please?

USER: My travelling dates will be from 07/19 to 07/21. Please check for 1 connection flight.

ASSISTANT: There is a flight with single connection, can I  proceed for booking in 1000 flight?

USER: You can reserve my ticket with this flight.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.