You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Shirley Baker here.

ASSISTANT: How may I assist you now?

USER: I would like to book a ticket from PHL to ATL, can you please help me with that?

ASSISTANT: Shirley Baker, can you tell me your travelling dates?

USER: The travel dates are from 07/28 to 07/30.

ASSISTANT: Ok, please hold on for a while till I check with availability for you.

USER: Ok.

ASSISTANT: Flight-1009 is available for you with single connection at the cost of 100, can I reserve your ticket with this flight?

USER: Please proceed with that.

ASSISTANT: Your booking is done with UA airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching our services.