You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you today?

USER: I want to book a connecting flight ticket to attend an event which is going to held at TX. Can you help me?

ASSISTANT: Sure, we are happy to assist you in booking. Please share your planned travelling dates to proceed further.

USER: 03/01 and 03/03 are my travelling dates.

ASSISTANT: May I know your name please?

USER: Andrew Clark here.

ASSISTANT: Could you please share your boarding and landing airport codes?

USER: SFO and IAH are my airport codes.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: I would like to depart in the morning.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER:  Ok, Make sure that it should be an economy class.

ASSISTANT: Ok, sorry to inform you currently no flights are running at that locations due to abnormal weather conditions.

USER: No issue, Thank you for the information.

ASSISTANT: Thank you for approaching us.