You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My sister blessed with a baby, so I need to go from PHL to IAD. Can you make a reservation for me?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are 06/19 and 06/21.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: Southwest airlines with flight number 1000 is providing service on your route. Can I proceed?

USER: Please book the ticket with name of Amy Mitchell.

ASSISTANT: sure. Your booking is confirmed.

USER: Thanks for helping me to booking a ticket.

ASSISTANT: Thank you for choosing us.