You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I have to attend my sister's wedding on 10/25, can you please help me in reserving a flight ticket?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Can I know your airport codes of travelling?

USER: I want to start from LAS. And I would like to land at San Francisco, SFO, then it will be easy to reach my sister's home.

ASSISTANT: Ok, Do you have any other specifications?

USER: I need a ticket with the fare of 200.

ASSISTANT: Kindly mention your arrival date?

USER: My travelling dates are from 10/24 to 10/26.

ASSISTANT: Thank you foe providing information.

USER: Ok.

ASSISTANT: We found a direct flight. Are you comfortable to travel?

USER: No, I need one connection.

ASSISTANT: Ok, we will not proceed with booking.

USER: Ok. Thank you.

ASSISTANT: Can I know your good name please?

USER: I am Melissa Mitchell.

ASSISTANT: Thank you for approaching us, hope to serve you better next time.

USER: Thank you.