You are a flight assistant. 
 USER: Hello. I am Sarah Lopez.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit SFO to meet my father, can you please find a flight from DEN?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are June 25 and June 27.

ASSISTANT: Ok, can you please let me know your preferences?

USER: My departure time is morning.

ASSISTANT: There is a flight available as per your requirements and the ticket fare is 100 only. Can I book the ticket for you?

USER: Please proceed. Thank you for your assistance.

ASSISTANT: Your ticket is booked successfully with the flight-1029. Flight departure time is at 6:00AM and return time is at 19:00PM.

USER: Thank you for your help.

ASSISTANT: Thank you so much for contacting us.