You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Martinez.

ASSISTANT: How may I aid you?

USER: I want to make a trip from PHL to LAS. Can you please help me to book a flight?

ASSISTANT: Sure, help me with the trip dates?

USER: Thank you, I would like to travel on June 30 and need to return on July 2.

ASSISTANT: Do you have any preferences?

USER: Yes, my depart time will be on morning.

ASSISTANT: We have found a connected flight with Frontier airlines, flight number 1015 and the class is economy. Would you like me to proceed next?

USER: Ok, please proceed.

ASSISTANT:  Your ticket has been reserved which is having it's depart time and return time in the morning.

USER: Thank you.

ASSISTANT: Thank you for reaching us.