You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Scott.

ASSISTANT: How may I help you?

USER: I want to change my existing reservation, due to heavy rainfall in Seattle, can you help me in changing?

ASSISTANT: Donna Scott, I am here to help you for this. Let me check your reservation status in our database.

USER: Sure, take your time.

ASSISTANT: I found your reservation. Could you please share me your airport codes?

USER: My departure airport code is AUS and destination airport is ATL.

ASSISTANT: Can you please mention your travel dates?

USER: I am departing on June 12 and return on June 14.

ASSISTANT: Is there any other specification regarding your journey?

USER: I want a flight with connection limit 1.

ASSISTANT: At what time are you planning to depart and return?

USER: I want to return in morning time.

ASSISTANT: Do you have any other preference?

USER: I do not have any other specifications.

ASSISTANT: As per your data, I found a flight with Spirit Airlines and the ticket fare is 100. Would you like me to make the booking now?

USER: Please proceed for booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1018. Your departure time is 22:00 PM, and your arrival time is 11:00 AM.

USER: Thank you for your help.

ASSISTANT: Thank you very much for contacting our agency.