You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to change dates in my recent reservation as my exams are postponed?

ASSISTANT: Sure, will you please let me know your name?

USER: The ticket is reserved under the name Richard Jackson.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: We found a reservation on your name. Will you please provide me your airport codes?

USER: Sure, my airport codes are ORD and DFW respectively.

ASSISTANT: When are you planning to travel?

USER: My planned travel dates are June 30 and July 2.

ASSISTANT: How many connections are required?

USER: I am looking for a single stopover in between my journey.

ASSISTANT: Any other requirements to be met?

USER: No, other requirements.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Frontier airline with flight number 1018 is going on your way with 1 connection and airfare is 100. Is that fine?

USER: Yes, I am fine with this flight.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.