You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emma Davis here.

ASSISTANT: How can I help you Davis?

USER: I would like attend a business conference in Houston, can you please help me out with booking of a flight ticket?

ASSISTANT: Can I know your preferred travel dates please?

USER: Sure, I am planning to leave my location on 11/24 and please book my return ticket also on 11/26.

ASSISTANT: May I know your desired airport codes please?

USER: Sure, I will prefer ORD and IAH as my origin and destination airport codes respectively because those airport codes are near and convenient for me to travel.

ASSISTANT: Please wait a while, I will check and inform you.

USER: Ok, take your time.

ASSISTANT: There is a flight with connection limit 1 and fare 100, with flight number 1022 Frontier airlines, is it ok for you?

USER: Yes, I am ok with this. You can proceed with booking.

ASSISTANT: Your ticket is booked, flight number 1022.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for opting us.

USER: Welcome.