You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How can I render you today?

USER: I am Matthew  Walker.

ASSISTANT: Ok.

USER: I am looking for a connecting flight to attend a comic con with my friends at Francisco.

ASSISTANT: Ok.

USER: Could you help me in booking my flight ticket from CLT to SFO?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please mention the starting and return date of travel.

USER: Sure, I will start on 09/19 and my return date would be 09/21.

ASSISTANT: Ok, thanks for sharing the details, please wait.

USER: Sure.

ASSISTANT: There is a connecting flight with a fare of 100 in Southwest airlines,1009 flight number. Can I proceed to book?

USER: I feel comfortable to travel with that airline, so you can confirm my seat.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for kind service.

ASSISTANT: Thank you.